7M2G | pdb_00007m2g

INTERLEUKIN-2 (human) mutant P65K, C125S

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3QB1

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	EVAPORATION	7.75	293	1.75M (NH4)2SO4, 0.10 M HEPES/NaOH pH=7.75 at a protein concentration of 37 mg/ml.

Crystal Properties
Matthews coefficient	Solvent content
3.55	65.41

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 73.501	α = 90
b = 73.501	β = 90
c = 76.965	γ = 90

Symmetry
Space Group	P 43 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS EIGER X 16M		2020-03-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA	0.999965	SLS	X10SA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.788	53.16	100	0.048	0.048	0.05	0.013	0.998	27.8	16.1		20517

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.788	1.819	100		1.866	1.866	1.439	0.358	0.835	1.6	15.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3qb1	1.79	53.16	18553	1964	99.97	0.1958	0.1922	0.2	0.2276	0.2288	RANDOM	59.513

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
-1.27			-1.27		2.54

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.295
r_dihedral_angle_4_deg	14.23
r_dihedral_angle_3_deg	13.622
r_dihedral_angle_1_deg	6.112
r_angle_refined_deg	1.708
r_angle_other_deg	1.253
r_chiral_restr	0.103
r_bond_refined_d	0.015
r_gen_planes_refined	0.008
r_bond_other_d	0.004
r_gen_planes_other	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1063
Nucleic Acid Atoms
Solvent Atoms	101
Heterogen Atoms	9

Software

Software
Software Name	Purpose
XDS	data reduction
Aimless	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MOLREP	phasing